Using fake engine oil, the vehicle began to run as usual. Whether it is power output, fuel consumption level or noise vibration, there is no difference. Only in the case of carbon deposition, oil blockage, poor ignition effect of spark plug, etc. Do you know the reason for backtracking? It may be that fake engine oil was used.

There are two kinds of fake engine oil, one is the fake engine oil reprocessed with recovered engine oil, and the other is the fake engine oil filled with small brand engine oil and sold as big brand engine oil.

Extended data

High-quality engine oil has a variety of engine protection functions, and the formula already contains a variety of additives, including anti-wear agents. Moreover, the oil pays the most attention to the balance of formula to ensure the full play of various properties. Adding other additives can not only bring extra protection to vehicles, but also easily react with chemicals in engine oil, resulting in the decline of comprehensive performance of engine oil.

It is normal for the engine oil to turn black, because the engine oil itself has a cleaning function, which can clean up and dissolve the carbon deposits and oxides inside the engine. We see that the black substances in engine oil are carbon deposits and oxides inside the engine.

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